US Bridges

US 287 Ml over Two Buttes Creek

Fair

Baca County, Colorado · 17 Mi. N of Springfield · Structure no. N-26-T

Built
1992
33 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
392 ft
4 main spans
Daily traffic
3,500
2020 count
Owner
State
State Highway Agency

About this bridge

US 287 Ml over Two Buttes Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying US 287 Ml over Two Buttes Creek in Baca County, Colorado. It was built in 1992, so it is 33 years old, younger than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,500 vehicles a day, roughly 49% of them trucks, projected to reach 5,775 by 2040. The structure is 392 ft (119.5 m) long and 46 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

CarriesUS 287 Ml
CrossesTwo Buttes Creek
Location17 Mi. N of Springfield
RouteU.S. Route 287A
Coordinates37.63989, -102.62039
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating30.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length392 ft (119.5 m)
Longest span96 ft (29.3 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2020)
Projected traffic5,775 by 2040
Trucks49%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 287 Ml over Two Buttes Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is US 287 Ml over Two Buttes Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does US 287 Ml over Two Buttes Creek carry?

About 3,500 vehicles per day (2020 count), of which roughly 49% are trucks.

How long is US 287 Ml over Two Buttes Creek?

The structure is 392 ft (119.5 m) long with a longest span of 96 ft (29.3 m) and a deck 46 ft wide.

Who owns US 287 Ml over Two Buttes Creek?

It is owned by the State Highway Agency.